Senior Software Engineer, Core

Design, build, and implement changes to Stellar Core, the distributed system maintaining the Stellar ledger and global consensus. The role focuses on peer-to-peer networking, processing performance, decentralization, resilience, incentive mechanics, formal verification, simulation, and distributed and multi-core scalability.

Responsibilities

• Design and build key components of Stellar Core.
• Design and develop robust, scalable, and extensible technologies for developers and network participants.
• Collaborate on architectures and subsystems with the CTO, engineering team, and open source community.
• Write clean, maintainable code with emphasis on edge-case analysis and future-proofing.
• Own core Stellar Core subsystems and help achieve product milestones.
• Participate in code review, design, and engineering best practices.
• Investigate and refactor performance bottlenecks.
• Author technical feature and protocol RFC specifications.

Requirements

• 4+ years of experience developing software on a team.
• BS or MS in Computer Science or equivalent experience.
• Production experience writing modern C++ or Rust.
• Strong communication skills for technical discussions, design, and code review.
• Understanding of software design patterns and reusable, extensible, modular components.
• Knowledge of development best practices and tools.
• Passion for performance debugging and benchmarking.
• Bonus: experience designing and implementing distributed systems.
• Bonus: curiosity about blockchain technologies and cryptocurrencies.

Benefits

• Competitive health, dental, and vision coverage.
• Flexible time off and 15 company holidays.
• Paid parental leave and pregnancy disability leave.
• $80 monthly gym reimbursement.
• Life and AD&D coverage up to $50,000.
• Short- and long-term disability coverage.
• 401(k) with 4% match.
• FSA, commuter, and HSA benefits.
• Family-building and wellbeing benefits.
• $1,500 annual learning and development budget.
• Daily lunch and snacks in office.
• Company retreats.
• Lumen-denominated grants.